The users ICA session simply drops after a few seconds of turning grey. The cause seems to be a Workspace App crash, a dump file is created of the wfice32 process and the application crash is logged in event viewer.
Error event:
Faulting application name: WFICA32.EXE, version: 22.10.0.15, time stamp: 0x633b35f2
Faulting module name: zCrashReport.dll, version: 1.0.0.39, time stamp: 0x637b8c30
Exception code: 0xc0000005
Fault offset: 0x00002848
Faulting process id: 0x4864
Faulting application start time: 0x01d9a438f287d64c
Faulting application path: C:\PROGRA~2\Citrix\ICACLI~1\WFICA32.EXE
Faulting module path: C:\Program Files (x86)\ZoomCitrixHDXMediaPlugin\zCrashReport.dll
Report Id: 60b81a38-a642-41a0-9cd0-a50a666bb972
Faulting package full name:
Faulting package-relative application ID:
Based on our log analysis the crash is due to as null pointer write on zCrashReport.dll, a third-party binary related to the Zoom plugin for Citrix.